current consumption typ. 28 mA type rectangular manufacter SKU FHDK 20P6901/S35A depth 15 mm front (optics) PMMA sensing range Tb (at Tw min.) 12 ... 30 mm output function light / dark operate sensing distance Tw 30 ... 200 mm reverse polarity protection yes light source pulsed red LED sensing distance adjustment Teach-in output indicator LED yellow output current < 100 mA voltage supply range +Vs 12 ... 30 VDC connection types connector M8 4 pin suppression of reciprocal influence yes voltage drop Vd < 1,8 VDC light indicator LED green wave length 660 nm sensing range Tb (at Tw max.) 2 ... 200 mm operating temperature -25 ... +65 °C current consumption max. (no load) 48 mA type background suppression response time / release time < 0,5 ms housing material plastic (PBT-ASA) width / diameter 20 mm height / length 42 mm short circuit protection yes alignment / soiled lens indicator flashing light indicator protection class IP 67 output circuit PNP